Design and simulation of a lumped element metal finger capacitor for RF-CMOS power splitters

Design, development and simulation results of an interdigitated metal-fingers capacitors in 0.18 #x03BC;m RF-CMOS technology that are exploiting both lateral and vertical metal-metal capacitances are presented. Two RF-CMOS capacitors are designed specifically for applications in a 2.45GHz power spli...

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Main Authors: Uddin, Md. Jasim, Nordin, Anis Nurashikin, Ibrahimy, Muhammad Ibn, Reaz, Mamun Bin Ibne
Format: Proceeding Paper
Language:English
Published: 2010
Subjects:
Online Access:http://irep.iium.edu.my/3704/2/4.pdf
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author Uddin, Md. Jasim
Nordin, Anis Nurashikin
Ibrahimy, Muhammad Ibn
Reaz, Mamun Bin Ibne
author_facet Uddin, Md. Jasim
Nordin, Anis Nurashikin
Ibrahimy, Muhammad Ibn
Reaz, Mamun Bin Ibne
author_sort Uddin, Md. Jasim
collection IIUM
description Design, development and simulation results of an interdigitated metal-fingers capacitors in 0.18 #x03BC;m RF-CMOS technology that are exploiting both lateral and vertical metal-metal capacitances are presented. Two RF-CMOS capacitors are designed specifically for applications in a 2.45GHz power splitter circuit. Five metal RF-CMOS layers are used to design two capacitors of 1.39pF and 2.2pF, consisting of 101 and 105 metal fingers respectively. The real impedance obtained at the input is Z1 = 35.04 #x03A9; and Z2 = 39.73 #x03A9;, while the insertion loss is S21 = 2.47dB. Return loss S11 and S22 are simulated as 4.042dB and 4.047dB respectively. Phase measurements of 110.9 #x00B0; and 101.2 #x00B0; are obtained for the input and output ports, indicating that the phase shift is not degraded too much due to the capacitor.
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spelling oai:generic.eprints.org:37042011-09-22T02:34:22Z http://irep.iium.edu.my/3704/ Design and simulation of a lumped element metal finger capacitor for RF-CMOS power splitters Uddin, Md. Jasim Nordin, Anis Nurashikin Ibrahimy, Muhammad Ibn Reaz, Mamun Bin Ibne TK7885 Computer engineering Design, development and simulation results of an interdigitated metal-fingers capacitors in 0.18 #x03BC;m RF-CMOS technology that are exploiting both lateral and vertical metal-metal capacitances are presented. Two RF-CMOS capacitors are designed specifically for applications in a 2.45GHz power splitter circuit. Five metal RF-CMOS layers are used to design two capacitors of 1.39pF and 2.2pF, consisting of 101 and 105 metal fingers respectively. The real impedance obtained at the input is Z1 = 35.04 #x03A9; and Z2 = 39.73 #x03A9;, while the insertion loss is S21 = 2.47dB. Return loss S11 and S22 are simulated as 4.042dB and 4.047dB respectively. Phase measurements of 110.9 #x00B0; and 101.2 #x00B0; are obtained for the input and output ports, indicating that the phase shift is not degraded too much due to the capacitor. 2010-12 Proceeding Paper PeerReviewed application/pdf en http://irep.iium.edu.my/3704/2/4.pdf Uddin, Md. Jasim and Nordin, Anis Nurashikin and Ibrahimy, Muhammad Ibn and Reaz, Mamun Bin Ibne (2010) Design and simulation of a lumped element metal finger capacitor for RF-CMOS power splitters. In: Circuits and Systems (APCCAS), 2010 IEEE Asia Pacific Conference on, 6-9 Dec 2010, Kuala Lumpur. http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=5774736&tag=1
spellingShingle TK7885 Computer engineering
Uddin, Md. Jasim
Nordin, Anis Nurashikin
Ibrahimy, Muhammad Ibn
Reaz, Mamun Bin Ibne
Design and simulation of a lumped element metal finger capacitor for RF-CMOS power splitters
title Design and simulation of a lumped element metal finger capacitor for RF-CMOS power splitters
title_full Design and simulation of a lumped element metal finger capacitor for RF-CMOS power splitters
title_fullStr Design and simulation of a lumped element metal finger capacitor for RF-CMOS power splitters
title_full_unstemmed Design and simulation of a lumped element metal finger capacitor for RF-CMOS power splitters
title_short Design and simulation of a lumped element metal finger capacitor for RF-CMOS power splitters
title_sort design and simulation of a lumped element metal finger capacitor for rf cmos power splitters
topic TK7885 Computer engineering
url http://irep.iium.edu.my/3704/2/4.pdf
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